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Repairs To Upvc Windows: What's No One Is Talking About
Repairs to uPVC Windows

uPVC windows are an excellent option for modern homes. They are easy to maintain, durable and long-lasting. Unlike timber and aluminium, they are not susceptible to get rusty or decay.

Regularly cleaning and lubricating UPVC windows and doors is vital. This will help prevent unnecessary repair costs and improve the efficiency of energy.

1. Broken Glass

The broken glass in your windows can cause severe damage to your home and may even be fatal. It is important to take the time to make sure that you're doing everything you can to ensure that your windows are in good repair.

For single pane windows, it is relatively easy to replace them, and the replacement will generally fit within the frame of the previous one easily. If you have double-paned windows which are joined by internal beading, it will be more difficult to remove and replace the old panes. In this situation you'll need to locate some plastic spacers to aid the new pane in being able to fit properly into the window frame.

Wearing eye protection and heavy gloves is a must for anyone who plans to remove the glass yourself. It is also a good idea to lay down a drop cloth before you begin working on the glass so that any fragments of glass fall on the fabric instead of landing on the floor, where they could be trampled on and cause further damage.

It's a good idea to seal the gap after the glass is removed. This will prevent water and drafts from entering your property until a professional arrives to repair the window. It also acts as a barrier, preventing any intruders from getting access to your home. If the gap is large, you may be interested in a security door that has an integrated window, since it will provide the best of both worlds.

2. Sagging

uPVC is durable, energy-efficient and affordable alternative to timber sash windows. Over time, they can develop a variety of issues, including sliding. A sagging uPVC windows could cause issues with light, draughts and even security. It's important to take action immediately if you notice your uPVC windows are sagging.

To repair a window that is sagging, you can try repositioning the hinges. To accomplish this, you'll have to open the window to access the frame. Then, using an screwdriver, take off the top and bottom hinges and adjust them by turning them clockwise or counter-clockwise. Once you've repositioned the hinges, close your window and check for fit. If you are happy with the fit of the window, you can tighten screws to hold them in the right position.

If you can't reposition the hinges you may need to replace the seal. As time passes, rubber seals lose their elasticity and become dry and cause their tightness to decrease. If this happens, it's essential to replace the seal as fast as you can to ensure that your uPVC windows are waterproof and draught-proof.

uPVC handles may also loosen. Often, this is caused by screws that have become loose over time. However, it can be due to the fact that the handle mechanism has worn out. Luckily, it's not difficult to fix the handle of a window that is loose yourself. The first step is to close the window and perform an experiment to ensure that it fits. The joint at the corner of the sash must align with the joint on the casing. If it isn't, you can use a screwdriver or a wrench to loosen the handle, and then turn the mechanism back into its original position.

3. Water Leaks

It is important to act if you get up each morning to discover mouldy walls and wet floors. double glazing windows repairs of water from windows do not only lead to the degradation of your home's structure but also hinder your efforts to regulate the temperature within your home. The most common cause for leaks in uPVC windows is that the sealant surrounding the frame is damaged or not present.

This is a relatively easy fix and should be undertaken by any skilled DIYer. Depending on how severe the issue is, old caulking may need to be removed. It is crucial to keep in mind that when it is about uPVC window repairs, you should not be tempted to 'over-caulk in order to make the area harder to clean and reduce your energy efficiency.

It is important to check that any drainage holes are free of debris and that the sill pan is angled properly so that it drains away from the window. In more serious cases you might need to consider replacing the window.


Moldy sills and rotten ones are other signs of water leakage. This fungus thrives under humid conditions and can propagate quickly throughout the house.

If the leakage occurs between the double-glazed window, it is more likely that the issue is with the seal rather than the frame. This can be easily repaired by an uPVC window specialist who will replace the glass seal and regain the full insulation properties of your windows.

4. Faulty Hinges

Hinges may be to blame if your uPVC window is difficult to open, or if it blows open with an ease. These are easily repaired by any skilled DIYer and can be done within a few minutes.

Most households in the UK will have either top hung or side-hung uPVC windows that are hinged and like any mechanical part they will wear out over time. Changing a window hinge is essentially a simple procedure, but it is easier to do with someone else to help hold the frame up.

Make sure that the uPVC hinges are open and closed in the correct direction. You can do this by looking for the arrow on each hinge, this shows which way the window should be opened.

Window hinges that aren't working properly can be caused by incorrectly opening the window a certain way or due to improper installation in the factory. This issue can be fixed by sending us a picture through our website and we will be pleased to offer you advice.

It is also crucial to ensure that the hinges are lubricated regularly. This can be done by applying an oil that is light in nature to the hinges, we recommend using a solvent-free lubricant such as the 3-in-one Multi-Purpose oil. Regularly lubrication will help the window open and close more easily. It also helps prevent corrosion and reduce the possibility of sticking. This must be done at a minimum every year. WD40 or other solvent-based oils should not be used since they can damage your uPVC windows.

5. Draughts

Draughts can be caused by different things. The hinges, also because of wear and tear, could become misaligned. This can cause gaps to develop where the sash joins the frame. This can be easily repaired by giving them a good clean, but if they are beyond repair it may be necessary to get them re-aligned or replaced. The second is the interlock, which is located on the hinge side of the window and can also be misaligned, and again it's possible to give them a good clean, but in some cases it might be necessary to have them replaced.

The next common reason for draughts is window seals, these are prone to wear or damaged over time, and let air escape through the gaps. This can be prevented by replacing them with high-quality weatherstripping. Replace the windows made of upvc with low-emissivity glass. This will help control indoor temperatures, and reduce the possibility of draughts.

The final method to cut down on drafts effectively is to use a draught-excluder. These are usually made of fabric tubes filled with a filler, which can be put on top of your window sill. These will keep your home warm by blocking cold air.

With a little maintenance and repairs windows made of upvc will provide excellent security and insulation for your home. It is important to remember that all windows will eventually become worn out, and it is more cost-effective to simply replace them instead of fixing them. So, if you are experiencing problems with your upvc windows, it is recommended to seek help from a professional as soon as possible.

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